Home / 1,471,233-2,193,974.79-1,457,780.25

Finding the Fourth Proportional to 1,471,233, 2,193,974.79 and 1,457,780.25

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Solution

The fourth proportional to 1,471,233, 2,193,974.79 and 1,457,780.25 is: 2,173,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,233 : 2,193,974.79 = 1,457,780.25 : x
  2. Step 2: Convert to fraction form
    1,471,233/2,193,974.79 = 1,457,780.25/x
  3. Step 3: Cross multiply
    1,471,233x = 2,193,974.79 × 1,457,780.25
  4. Step 4: Simplify right side
    1,471,233x = 3,198,333,117,859.90
  5. Step 5: Solve for x
    x = 3,198,333,117,859.90/1,471,233
  6. Step 6: Final answer
    x = 2,173,913.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.